Note: BEX No. 0 is defined as MASTER BEX and should be placed in the A crate.

Base setting display

Upper limit display

Lower limit display

Base address switches

Upper limit switches

Lower limit switches

For Base, Upper and Lower limit switches: the most-significant switch is topmost, and the least-significant switch is closest to the bottom of the card. On each BEX connected to a crate containing memory, the limit switches are used to specify the memory area covered by the crate. These values could also be set by a program.

Connectors

The A and B connectors are used for I/O, the C connector is used for the ND-100 Bus.